Niho puna momo S

He taputapu whakarewa tino pīngore te puna momo-S, he mea hanga mō ngā mīhini ahuwhenua. He mea hanga ki te maitai puna kounga teitei (pēnei i te 65Mn, 60Si2MnA rānei) mā roto i ngā tukanga piko-makariri me te tukatuka-wera tino tika. He hanganga piko-rua ahurei tōna āhua "S". Mā tēnei hoahoa ka taea te whakarerekē i te pīngore e rua ngā taha, ā, ka taea e ia te pupuri i ngā āhuatanga miihini pumau i te wā e pēhia ana me te hoki whakamuri ana. He whānuitia te whakamahinga i roto i ngā wāhanga matua pēnei i te ārai tuku, te mimiti ru o te mata wiri, te whakapūmau mamau me te hiri miihini o ngā taputapu pēnei i ngā mīhini hauhake whakakotahi, ngā mīhini rui me ngā parau.